有限元网格生成是零件几何定义和有限元分析之间必不可少的步骤。
Mesh generating is a necessary procedure between geometric definition of part and its finite element analysis.
在有限元模拟中，分析了初始几何缺陷对壳体起皱的临界压力和起皱形态的影响。
The effect of the initial geometrical imperfection on the buckling critical pressure and buckling model has been taken into account in the finite element simulation.
根据基本声学理论，分析具有单极子、中间和偶极子三种指向性的有限长线声源的几何发散损失特性。
Based on the theory of acoustics, this paper analyzes the character of geometrical spreading loss of finite line sound source on three types of directivity-monopole, intermediate pole and dipole.
本文用有限元素法和对于几何非线性结构问题的增量法求解组合结构强度与稳定性问题。
This paper is devoted to solving strength and stability problems of a built structure by using the finite element method and the increment method for the geometrical nonlinear structural problem.
在有限元法推导方程的过程中，考虑到拉索大变形的应变表达式，求得它的几何刚度矩阵和弹性刚度矩阵。
While deriving the finite element equation, get the cable's strain formula considering the big distortion, get its geometry rigidity matrix and elastic rigidity matrix.
同时对国土卫星像片的几何配准，运用多项式与有限元法相结合的原理，进行了计算机和光学处理的对比研究。
Moreorer a comparative study of computer image processing and optic processing was done to solve the geometric registration of the image using multinomial and finite element method.
本文建立了一种新的数值方法——有限体积法进行悬索的大挠度(几何非线性)静力分析和动力响应分析。
In this thesis a new numerical method - the finite volume method is developed to achieve the static and dynamic large-deflection response analysis for suspension cables.
针对以上难题，利用有限元法研究了钻柱在井底的二重非线性(几何非线性和接触非线性)问题。
Thus the finite element method is used to study the duplex nonlinearity (geometric nonlinearity and contact nonlinearity) of the drill string at the well bottom.
有限元法特别适合于解决复杂几何结构和非均匀媒质的电磁问题。
The finite element method suits specially in the solution of complex geometry structure and the inhomogeneous medium electromagnetic problem.
结合悬链线理论和几何非线性有限元方法，对空间缆索自锚式悬索桥成桥状态的确定方法进行了研究。
The catenary theory and geometrical nonlinear finite element method were adopted in determining the dead-load state of self-anchored suspension bridge with spatial cables.
采用有限元法建立了单热源合成炉和多热源合成炉温度场的有限元几何模型和数值计算模型。
The geometry models and numerical calculation models of temperature field in single-heat and multi-heat sources furnaces are established through finite element method.
本文用有限变形理论对人工冻结壁施工的几何非线性和冻土蠕变材料非线性问题进行了非线性数值分析。
This paper applies the theory of limited deformation analysis to the non-linear problem of the geometrician and creeping material for the frozen-wall.
生成反映结构物理特征和几何特征的自适应有限元网格是应用自适应有限单元法的必要环节。
So how to generate adaptive finite element mesh that can reflect physical and geometric characteristics of the structure is a necessary step to apply AFEA.
本文采用的是非线性有限元法，它计及了材料和几何的非线性因素。
This article use nonlinear finite element method, considering the non-linearity both in material properties and in geometry of deformations.
分析了用有限元法模拟线材二辊、三辊和四辊轧机轧制的特点，对线材断面的几何形状、微观组织和机械性能进行了介绍。
By simulating the features of two -, three -, four-high mill with finite element method, the geometric shape, micro-structure and mechanical property of wire section are analyzed.
详细阐述了有限元模型转换相对于几何模型转换的优势，以及其实现方法和途径。
The advantages of finite element model transformation relative to geometry model transformation and the ways realized in finite element model transformation were also expatiated in detail.
进一步和有限元法相结合，得到了能够分析具有任意边界条件和几何形状的复合材料叠层厚板的半解析数值方法即哈密顿单元方法。
Combined with the finite element method, the semi-analytical numerical method presented can be used to analyze thick composite laminates with arbitrary boundary conditions and geometrical shapes.
基于已完成的G550冷弯薄壁型钢屋架结构承载力试验，采用通用有限元软件ANSYS，建立考虑材料和几何非线性的分析模型。
Based on the experiments of G550 cold-formed thin-walled steel roof truss structures, an analysis model considering geometry and material non-linearity is established using general FEM software ANSYS.
将该解析元与有限元相结合，构成半解析的有限元法，可求解任意几何形状和载荷的平面裂纹应力强度因子及扩展问题。
The new analytical element can be implemented into FEM program systems to solve for stress intensity factor and deal with crack propagation problems for plane cracks with arbitrary shapes and loads.
采用能处理几何非线性和材料非线性影响的有限元方法，研究了几何参数变化对弯矩作用下不等宽t型方管节点性能的影响。
The influence of geometric parameters on stepped T-type RHS joint was studied by using finite element method considering material and geometrically nonlinear effect.
在同时考虑结构物理参数、几何尺寸和作用荷载随机性的情况下，给出了结构有限元和基于可靠性的灵敏度分析方法。
In finite element and reliability analysis, the randomness of the structural physical parameters, geometry dimensions and the stochastic loads applied on structures are all considered.
考虑到悬架对车架动态特性的影响，建立了车架及悬架系统的几何模型和有限元模型。
Considering the influence of suspension frame on the dynamic characteristics of truck frame, the geometric model and finite element model of truck frame and suspension frame system were established.
本文应用几何非线性和材料非线性有限元方法研究塔架结构的力学行为。
A method of double nonlinear analysis is presented in this thesis to study the mechanical behavior of tower structures.
对于由多个具有复杂几何形状的零部件所装配组成的手机机体，仿真试验的重要工作是装配模型的处理和有限元网格划分。
The cellphone body is an assembly consisting of many complicate parts, the main jobs of simulative test, are the model processing and meshing of assembly.
首先利用ANSYS程序建立了构件的非线性有限元模型，模型中包含了几何和材料双重非线性。
Nonlinear finite element models by incorporating geometric and material nonlinearities were developed using finite element program ANSYS.
在几何非线性有限元理论的基础上，建立了膜结构和索网结构非线性位移法找形分析的基本方程。
Based on the geometrical nonlinear theory, the equations for form finding of cable nets and membrane structures are established.
在几何非线性有限元理论的基础上，建立了膜结构和索网结构非线性位移法找形分析的基本方程。
Based on the geometrical nonlinear theory, the equations for form finding of cable nets and membrane structures are established.
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